258210238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{2903}}^1$

素因数の和:3240

約数の個数: 32

約数和(自身を含む): 456648192

約数和(自身を除く): 198437954

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 311, 622, 2903, 3421, 4043, 5806, 6842, 8086, 31933, 37739, 44473, 63866, 75478, 88946, 415129, 830258, 902833, 1805666, 9931163, 11736829, 19862326, 23473658, 129105119, 258210238]

約数ペア:

[(1, 258210238), (2, 129105119), (11, 23473658), (13, 19862326), (22, 11736829), (26, 9931163), (143, 1805666), (286, 902833), (311, 830258), (622, 415129), (2903, 88946), (3421, 75478), (4043, 63866), (5806, 44473), (6842, 37739), (8086, 31933)]